Keller

1 Hit Man (1998)
2 Hit List (2000)
3 Hit Parade (2006)
4 Hit and Run (2008)
Keller in Dallas (2009)
Keller's Adjustment (2012)
Keller on the Spot (2013)
5 Hit Me (2013)
Keller's Horoscope (2013)
Keller's Therapy (2013)
Keller in Des Moines (2016)
Keller the Dogkiller (2016)
Keller's Designated Hitter (2016)
6 Keller's Fedora (2016)
Keller's Homecoming (2016)
Quotidian Keller (2017)
Answers to Soldier (2021)
Dogs Walked, Plants Watered (2021)
Keller in Retirement (2021)
Keller in Shining Armor (2021)
Keller on Horseback (2021)
Keller's Choice (2021)
Keller's Last Refuge (2021)